package com.example.demo.niuke;

import java.util.Scanner;

/**
 * @Description:
 * @Author: LLL
 * @Date: 2020-03-17 21:22
 **/
public class Main3 {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        double v = sc.nextDouble();
        System.out.println(Math.round(v));
    }
}
